Manufactured by Namura Kit includes piston, rings, pin, clips, wrist pin bearing top end gasket kit you get exactly what is pictured Cast piston has super-high silicone content for additional strength Piston skirts are Molybdenium Teflon coated to minimize resistance/wear and provide extended life Piston dome is anodized for superior heat resistance and longer lifespan Namura gaskets use performance materials to increase durability and provide greater reliability Includes all gaskets pictured to rebuild top end Kit is for standard bore size 54.00mm Size B piston is 53.95mm Made in Taiwan Fits 1990 Suzuki RM125 1991 Suzuki RM125 1992 Suzuki RM125 1993 Suzuki RM125 1994 Suzuki RM125 1995 Suzuki RM125 1996 Suzuki RM125 1997 Suzuki RM125 1998 Suzuki RM125 1999 Suzuki RM125 2000 Suzuki RM125